Answer the following statements true (T) or false (F)
1. The ductus arteriosus allows the blood from the umbilical vein to bypass the immature liver of the fetus.
2. The ductus venosus connects the umbilical vein directly to the inferior vena cava.
3. The foramen ovale and the ductus arteriosus allow the blood in the fetus to bypass the immature liver.
4. The foramen ovale shunts blood from the right ventricle to the left ventricle.
5. The ductus arteriosus connects the aorta and the pulmonary artery.
1. FALSE
2. TRUE
3. FALSE
4. FALSE
5. TRUE
You might also like to view...
Another term for platelets is:
a. erythrocytes b. leukocytes c. thrombocytes d. fibrinogen
A long, unbranched polysaccharide found in the extracellular matrix of connective tissue is
A. hyaluronic acid. B. proteoglycan. C. chondronectin. D. tropocollagen.
Which of the following parts of a hair are usually seen because they are located outside of the body?
A) bulb, root, shaft B) hard keratin, bulb, root C) follicle, bulb, cuticle, cortex D) cortex, medulla, shaft E) shaft only
Human chorionic gonadotropin
a. is secreted from the corpus luteum b. in the urine is the basis of pregnancy diagnosis tests c. stimulates placental secretion of estrogen and progesterone d. is secreted from the myometrium e. is secreted from the sperm cell involved in fertilization