The term __________ is used for chains more than fifty amino acids long, while the term peptide is reserved for shorter chains

Fill in the blank with the correct word.


Answer: Protein

Anatomy & Physiology

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Of the step in excitation-contraction below, which occurs before the others?

a. exposed actin sites bind with myosin cross bridges. b. sodium channels open in the fiber's membrane. c. calcium is released from the sarcoplasmic reticulum. d. troponin binds calcium. e. attachment of ATP allows for cross bridge detachment.

Anatomy & Physiology

Which of the following statements regarding a closed head injury is correct?

A) In a closed head injury, the dura mater remains intact. B) Diffuse brain injury occurs with all open head injuries. C) Closed head injuries are less common than open head injuries. D) Intracranial pressure is usually minimal in a closed head injury.

Anatomy & Physiology

The ________ can be easily palpated between the clavicles.

A. costal groove B. suprasternal notch C. xiphoid process D. costal cartilage E. body of the sternum

Anatomy & Physiology

If a pregnant woman becomes infected with the Varicella (chicken pox) virus during the embryonic stage, the fetus can develop eye problems, mental retardation, and delayed growth. The Varicella virus is a(n) ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology