Which functional group of muscles tends to oppose and slow the action of prime movers?

A. Fixators
B. Agonists
C. Synergists
D. Antagonists


Ans: D. Antagonists

Anatomy & Physiology

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________ have 46 chromosomes, whereas ________ have 23.

A. Spermatids; sperm cells B. Secondary spermatocytes; primary spermatocytes C. Spermatogonia; primary spermatocytes D. Primary spermatocytes; spermatids

Anatomy & Physiology

Retrograde axonal transport may be responsible for movement of herpes virus, rabies virus, and tetanus toxin from nerve terminals to the cell body.

Answer the following statement true (T) or false (F)

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Which is LEAST important for supporting continuing lactation after a baby is born?

A. the suckling stimulus B. emptying milk from the breast C. the secretion of oxytocin D. the secretion of prolactin E. high levels of estrogen and progesterone

Anatomy & Physiology

The photoreceptors in the photoreceptor layer of the retina face the vitreous chamber

Indicate whether the statement is true or false.

Anatomy & Physiology