Which of the following operates voluntarily and is controlled by the cerebral cortex?
A) ileocecal valve B) pyloric sphincter
C) internal anal sphincter D) external anal sphincter
Answer: D
Anatomy & Physiology
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________ epithelium appears to have two or three layers of cells, but all the cells are in contact with the basement membrane
A) Stratified columnar B) Pseudostratified columnar C) Stratified cuboidal D) Transitional
Anatomy & Physiology
Which lymphatic organs have a cortex and medulla?
A. Red bone marrow and lymph node B. Thymus and spleen C. Thymus and lymph node D. Lymph node and spleen
Anatomy & Physiology
_______ produce connective tissue fibers
A) osteoclasts B) Mast cells C) Macrophages D) Fibroblasts
Anatomy & Physiology
The fat and connective tissue that encircle a beef steak form the endomysium.
Answer the following statement true (T) or false (F)
Anatomy & Physiology