Involuntary Back-And-Forth Eye Movement Caused by a Disorder of the Labyrinth

question 151

Multiple Choice

Involuntary back-and-forth eye movement caused by a disorder of the labyrinth of the ear is:

• A) corneal ulcer.
• B) hemianopsia.
• C) hyphema.
• D) nystagmus.

Distinguish the body plan features and adaptations of mollusks.

Understand the applications of chitin in marine polychaetes and arthropods.

Compare and contrast body symmetry in animals.

Recognize the significance of behavioral and physiological adaptations in animals for survival and reproduction.

---

Definitions:

Maltose

A sugar composed of two glucose molecules bonded together, commonly produced during the digestion of starch.

Carboxypeptidase

An enzyme that breaks down proteins by hydrolyzing the peptide bond at the carboxyl-terminal (C-terminal) end of the protein.

Pancreas

An organ in the digestive and endocrine system that produces several important hormones, including insulin, and enzymes to aid in digestion.

Peptidases

Enzymes that break down peptides into amino acids by cleaving the peptide bonds between amino acids.