When the flexor muscles of one arm contract in a withdrawal reflex, the extensor
muscles of the other arm contract. This phenomenon is called
A) crossed flexor reflex. B) crossed extensor reflex.
C) flexor extensor reflex. D) ipsilateral reflex.
B
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Using Figure 16.2, match the following:
1) Type O.
2) Type A.
3) Type AB.
4) Type B.
5) Universal donor.
6) Universal recipient.
Water can move across capillary walls by __________.
What will be an ideal response?
Which of the following statements regarding the control of parturition is FALSE?
A. Oxytocin secretion is stimulated by cervical dilation. B. Coordinated uterine contractions cause the cervix to dilate. C. Oxytocin decreases the expression of myometrial estrogen receptors. D. Prostaglandins stimulate myometrial contractions. E. Stretching of the myometrium is one signal that begins uterine contractions.
Name the molecule that is common to carbohydrate and lipid metabolic pathways and connects these two pathways metabolically.
A. Pyruvic acid B. Acetyl coenzyme A C. Glucose D. Glycogen