Which of the following muscles produces flexion and adduction at the hip and rotates the femur medially?
A) piriformis
B) quadratus femoris
C) pectineus
D) iliacus
E) gluteus maximus
C) pectineus
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Which of the following statements concerning receptors is correct?
a. the larger the receptor potential, the greater the frequency of action potentials initiated in the afferent neuron. b. tonic receptors often exhibit an "off-response." c. phasic receptors are important in situations where maintained information about a stimulus is valuable. d. receptor adaptation results from nerve fatigue. e. receptors are part of efferent neurons.
Which image shows the type of leukocyte responsible for antibody production?
The ________ synthesize(s) lipids and glycogen
A) mitochondria B) Golgi apparatus C) rough endoplasmic reticulum D) smooth endoplasmic reticulum
The corpus striatum is composed of the
A. subthalamic and red nuclei. B. lentiform and caudate nuclei. C. caudate nucleus and substantia nigra. D. substantia nigra and hippocampus. E. subthalamic nuclei and pineal body.