What is the function of the vestibular bulbs in females?
A. To secrete mucus into the uterus
B. To constrict the vagina during intercourse
C. To lubricate the cervical canal
D. To lubricate the vagina
E. To neutralize vaginal acidity
B. To constrict the vagina during intercourse
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A quadriplegic patient with damage high in the cervical spinal cord may have a paralyzed diaphragm, such that he cannot ________ on his own.
A. breathe B. swallow food C. close his eyes D. speak
In the diagram of the foot, where is the navicular?
a) A b) B c) C d) D e) E
Answer the following statements true (T) or false (F)
1. When blood plasma enters a lymph node, it is called lymph. 2. It is easier for substances to move into a lymph node than into a blood capillary. 3. Lymph does not circulate through the lymph system the same way blood circulates through the circulatory system. 4. Thymosins are hormones released by the thymus gland, which influence the development of B lymphocytes. 5. The spleen can hold about 100 mL of blood.
Which type of reflex occurs with the smallest delay?
A. Monosynaptic B. Polysynaptic