The function of the chorion is to
A. assist in the formation of the circulatory system.
B. aid in the formation of the placenta.
C. form red blood cells.
D. prevent desiccation of the embryo.
E. cover the embryo in a protective layer of mucus.
Answer: B
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During the process of _________________________________________, a veterinarian inserts a gloved arm into the rectum of an animal to determine pregnancy, the phase of the estrous cycle, or a disease process
Fill in the blank(s) with correct word
Which of the following carry oxygen-poor blood?
A. Venae cavae and pulmonary arteries B. Pulmonary veins and pulmonary arteries C. Aorta and pulmonary veins D. Aorta and vena cavae E. Pulmonary veins and vena cavae
What is NOT one of the four core principles related to homeostasis?
A) cell-cell communication B) metabolism C) feedback loops D) gradients TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false.
Activation of the apneustic center would increase tidal volume.
Answer the following statement true (T) or false (F)