Development and Inheritance
... The genetic material from a haploid sperm cell and a haploid secondary oocyte merges into a single diploid nucleus ...
... The genetic material from a haploid sperm cell and a haploid secondary oocyte merges into a single diploid nucleus ...
Key Questions for Understanding the Anatomy of the Heart
... 1. Oxygen-poor blood returns to the heart from the superior and inferior vena cavae 2. This blood enters the right atrium 3. Blood is pumped out of the right ventricle into the pulmonary arteries 4. Pulmonary arteries carry blood to the lungs, in which oxygen is picked up and carbon dioxide is unloa ...
... 1. Oxygen-poor blood returns to the heart from the superior and inferior vena cavae 2. This blood enters the right atrium 3. Blood is pumped out of the right ventricle into the pulmonary arteries 4. Pulmonary arteries carry blood to the lungs, in which oxygen is picked up and carbon dioxide is unloa ...
Embryology (Josh`s Notes)
... Respiratory System The lower respiratory organs (larynx, trachea, and lungs) begin to form in the fourth week in utero. One of the more common anomalies occurs in the 1:3,000 to 1:4,000 live births is a tracheal-esophageal fistula. In this condition, an abnormal passage between the trachea and esoph ...
... Respiratory System The lower respiratory organs (larynx, trachea, and lungs) begin to form in the fourth week in utero. One of the more common anomalies occurs in the 1:3,000 to 1:4,000 live births is a tracheal-esophageal fistula. In this condition, an abnormal passage between the trachea and esoph ...
Lecture 1
... Glucose - primary source of energy - insulin secreted by the fetal pancreas. Maternal, fetal environmental Smoking: It is well known that cigarette smoking affects the growth rate of fetuses. In fact, fetuses that are exposed toe cigarettes are much smaller (approx. 200gm’s less) The effect (low bir ...
... Glucose - primary source of energy - insulin secreted by the fetal pancreas. Maternal, fetal environmental Smoking: It is well known that cigarette smoking affects the growth rate of fetuses. In fact, fetuses that are exposed toe cigarettes are much smaller (approx. 200gm’s less) The effect (low bir ...
Flow of Blood and Vessel Structure and Location
... Vena Cava – The superior and inferior vena cava are collectively called the venae cavae. They are the veins that return deoxygenated blood from the body into the heart. They both empty into the right atrium Aorta – The largest artery in the body, originating from the left ventricle of the heart and ...
... Vena Cava – The superior and inferior vena cava are collectively called the venae cavae. They are the veins that return deoxygenated blood from the body into the heart. They both empty into the right atrium Aorta – The largest artery in the body, originating from the left ventricle of the heart and ...
Blood Flow - WBR Teacher Moodle
... oxygenated blood through the mitral valve into the right ventricle. ...
... oxygenated blood through the mitral valve into the right ventricle. ...
Animal Reproduction - Bio-Guru
... This blastocyst implants itself into the endometrium, which then grows over the blastocyst. Until tissues grow out from the embryo and interacts with the endometrium to form the placenta, an organ containing the embryonic and maternal blood vessels, the endometrium provides nutrients to the embryo. ...
... This blastocyst implants itself into the endometrium, which then grows over the blastocyst. Until tissues grow out from the embryo and interacts with the endometrium to form the placenta, an organ containing the embryonic and maternal blood vessels, the endometrium provides nutrients to the embryo. ...
Lecture 5: Development of circulatory system I. Embryonic and
... o azygos vein (right side) o hemiazygos vein (left side) o part of the inferior vena cava between kidney and liver Circulatory changes at birth − respiration starts expansion of lungs the vascular resistence of pulmonary arteries drops blood enters the pulmonary circulation instead of the ductus art ...
... o azygos vein (right side) o hemiazygos vein (left side) o part of the inferior vena cava between kidney and liver Circulatory changes at birth − respiration starts expansion of lungs the vascular resistence of pulmonary arteries drops blood enters the pulmonary circulation instead of the ductus art ...
2nd and 3rd Trimester OB Protocol Protocol Protocol will vary with
... Alpha Fetoprotein (AFP)-blood test for detection of certain abnormalities at 15-20 weeks High indicates open neural tube defect Low indicates Down syndrome Abnormal in cases of wrong dates, fetal demise or twins Triple Screen or Quad Screen-combination of blood test including AFP, unconjug ...
... Alpha Fetoprotein (AFP)-blood test for detection of certain abnormalities at 15-20 weeks High indicates open neural tube defect Low indicates Down syndrome Abnormal in cases of wrong dates, fetal demise or twins Triple Screen or Quad Screen-combination of blood test including AFP, unconjug ...
Pregnancy & Development
... Rising levels of placental estrogens, progesterone, & lactogen stimulate the hypothalamus to produce prolactinreleasing hormone (PRH), which promotes secretion of prolactin by the anterior pituitary. Colostrum initially secreted for the first two to three days. Nipple stimulation sends sensory input ...
... Rising levels of placental estrogens, progesterone, & lactogen stimulate the hypothalamus to produce prolactinreleasing hormone (PRH), which promotes secretion of prolactin by the anterior pituitary. Colostrum initially secreted for the first two to three days. Nipple stimulation sends sensory input ...
CVS-1
... From pulmonary trunk to right and left pulmonary arteries , which carry blood to the lungs, where oxygen is picked up and carbon dioxide is unloaded Oxygen-rich blood drains from the lungs and is returned to the left side of the heart through the four pulmonary veins. ...
... From pulmonary trunk to right and left pulmonary arteries , which carry blood to the lungs, where oxygen is picked up and carbon dioxide is unloaded Oxygen-rich blood drains from the lungs and is returned to the left side of the heart through the four pulmonary veins. ...
CH 11 day 4 [Repaired] - Wythe County Schools Moodle Site
... The inferior vena cava, which is much longer than the superior vena cava, returns blood to the heart from all body regions below the diaphragm. As before, we will trace the venous drainage in a distal-toproximal direction. • The anterior and posterior tibial veins and the fibular vein drain the leg ...
... The inferior vena cava, which is much longer than the superior vena cava, returns blood to the heart from all body regions below the diaphragm. As before, we will trace the venous drainage in a distal-toproximal direction. • The anterior and posterior tibial veins and the fibular vein drain the leg ...
The Circulatory System:
... • 4. Blood releases CO2 and picks up O2 as it passes through the lungs • 5. Blood returns to the heart through the pulmonary veins and collects in the left atrium • 6. Blood flows through the mitral (bicuspid) valve into the left ventricle • 7. Blood passes through the aortic semi-lunar valve and en ...
... • 4. Blood releases CO2 and picks up O2 as it passes through the lungs • 5. Blood returns to the heart through the pulmonary veins and collects in the left atrium • 6. Blood flows through the mitral (bicuspid) valve into the left ventricle • 7. Blood passes through the aortic semi-lunar valve and en ...
Human Reproduction pt.2
... The fertilized egg is called a zygote. Activation of the metabolic machinery of the zygote also begins a process of repeated cell division called cleavage. About 3 days after fertilization the embryo is a ball of ~8 cells. This stage is called a morula. Cleavage continues, forming a ball of cells ...
... The fertilized egg is called a zygote. Activation of the metabolic machinery of the zygote also begins a process of repeated cell division called cleavage. About 3 days after fertilization the embryo is a ball of ~8 cells. This stage is called a morula. Cleavage continues, forming a ball of cells ...
Document
... 1st major event of 3rd week – about 15 days Bilaminar embryonic disc transforms into trilaminar embryonic disc Ectoderm (skin and nervous system), mesoderm (muscle, bones, connective tissues, peritoneum), and endoderm (epithelial lining of GI tract, respiratory tract, and several other organs) Invol ...
... 1st major event of 3rd week – about 15 days Bilaminar embryonic disc transforms into trilaminar embryonic disc Ectoderm (skin and nervous system), mesoderm (muscle, bones, connective tissues, peritoneum), and endoderm (epithelial lining of GI tract, respiratory tract, and several other organs) Invol ...
6.2 Sexual Reproduction
... Many gametes will not survive. Many eggs will not be fertilized. Offspring are often not protected by parents, so many ...
... Many gametes will not survive. Many eggs will not be fertilized. Offspring are often not protected by parents, so many ...
Fetal Pig Dissection - learningtosavetheearth.com
... incision in the esophagus in the throat and insert a blunt probe anteriorly; note where it emerges in the oral cavity. Insert the blunt probe through this incision posteriorly toward the stomach (you will need to move the liver to one side to fully expose the stomach). Note that the esophagus penetr ...
... incision in the esophagus in the throat and insert a blunt probe anteriorly; note where it emerges in the oral cavity. Insert the blunt probe through this incision posteriorly toward the stomach (you will need to move the liver to one side to fully expose the stomach). Note that the esophagus penetr ...
Chapter 42
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
Human development notes
... neural tube, which becomes the spinal cord and brain. This is primary induction because the interaction is between primary germ layers. ...
... neural tube, which becomes the spinal cord and brain. This is primary induction because the interaction is between primary germ layers. ...
Anatomy of the Heart Definitions
... The inferior vena cava is one of the two main veins bringing de-oxygenated blood from the body to the heart. Veins from the legs and lower torso feed into the inferior vena cava, which empties into the right atrium of the heart. Aorta The aorta is the largest single blood vessel in the body. It is a ...
... The inferior vena cava is one of the two main veins bringing de-oxygenated blood from the body to the heart. Veins from the legs and lower torso feed into the inferior vena cava, which empties into the right atrium of the heart. Aorta The aorta is the largest single blood vessel in the body. It is a ...
Task 2 – Cardiovascular
... Systemic Circulation Newly oxygenated blood returns to the heart via the pulmonary veins. It should be noted that these are the only veins in the body that carry oxygenated blood; all other veins carry deoxygenated blood. The pulmonary veins enter the left atrium. When the left atrium relaxes, the o ...
... Systemic Circulation Newly oxygenated blood returns to the heart via the pulmonary veins. It should be noted that these are the only veins in the body that carry oxygenated blood; all other veins carry deoxygenated blood. The pulmonary veins enter the left atrium. When the left atrium relaxes, the o ...
Formation of the extra
... • Approximately 1.4% of cattle births are twin births. Twins tend to be born prematurely and to predispose to calving difficulties and retained placenta. In cattle, as opposed to many other species, the fetal membranes of twin calves tend to fuse with each other, resulting in a direct vascular conn ...
... • Approximately 1.4% of cattle births are twin births. Twins tend to be born prematurely and to predispose to calving difficulties and retained placenta. In cattle, as opposed to many other species, the fetal membranes of twin calves tend to fuse with each other, resulting in a direct vascular conn ...