Which cellular organelle is a lipid bilayer that controls which objects can leave or enter the cell?
A) endoplasmic reticulum
B) plasma membrane
C) Golgi apparatus
D) ribosome
E) nucleus
B) plasma membrane
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Lumbar spinal stenosis refers to:
A) a narrowing of the lumbar intervertebral foramina. B) a narrowing of the vertebral (spinal) canal in one or more of the lumbar vertebrae. C) a congenitally restricted dural sheath in the lumbar region. D) osteoporotic changes in the lumbar bodies that reduce lumbar movements. E) progressive abnormal shortening of the lumbar spinous processes resulting in extreme lordosis.
What is another name for a kidney stone?
A) nephrosis B) nephritis C) nephrolith D) nephrorrhexis
Cryptorchidism is the descending of the testis through the inguinal canal
Indicate whether the statement is true or false
Which nervous system division controls muscle contraction and secretion in the digestive system?
A. Afferent nervous system B. Sympathetic nervous system C. Enteric nervous system D. Somatic motor nervous system