The thick and thin filaments of muscle cells are arranged in repeating patterns called ________
A) mitochondria
B) microtubules
C) sarcomeres
D) t-tubules
C
Explanation:
A) Mitochondria are not the contractile units of muscle cells.
B) Microtubules are not the made up of thick and thin filaments.
D) T-tubules are not the contractile units of muscle cells.
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The eyelids are connected at the
A) palpebral fissure. B) medial and lateral angles. C) lacrimal caruncle. D) chalazion. E) conjunctiva.
This is the most common type of cell in connective tissue proper:
a. keratinocyte b. osteocyte c. fibroblasts d. red blood cell
Which of the following is NOT a function of the lymphatic and immune system?
a) Draining excess interstitial fluid b) Maintaining water homeostasis in the body c) Transporting dietary lipids d) Carrying out immune responses
Define the term "negative feedback."
What will be an ideal response?