Biol 2102 Exam 2

fundus

Identify the stomach region labeled 12 A) cardia B) pylorus C) body D) fundus E) rugae

simple columnar

What type of epithelium covers the structure labeled 6 A) simple squamous B) stratified squamous C) simple cuboidal D) simple columnar E) psudostratified ciliated columnar

4

Where does countercurrent multiplication occur? A) 6 B) 5 C) 4 D) 3 E) 2

3

Where does most nutrient reabsorption occur? A) 2 B) 3 C) 4 D) 5 E) 6

10

Which structure controls the contraction of the muscularis externa A) 2 B) 8 C) 9 D) 10 E) 11

9

Which structure helps the stomach to stretch as it fills with food? A) 3 B) 4 C) 5 D) 6 E) 9

4

The ability to form concentrated urine mostly depends on the functions of A) 1 B) 2 C) 3 D) 4 E) 5

muscularis externa

What is the layer labeled 4 A) mucosa B) submucusa C) muscularis externa D) muscularis mucosae E) serosa

pyruvate acid

What is the molecule labeled 1 A) phosphoglyceric acid B) citric acid C) pyruvate acid D) NADH E) FADH2

carbon dioxide

What is the molecule labeled 2 A) hydrogen atoms B) citric acid C) NADH D) carbon dioxide E) FADH2

citric acid

What is the molecule labeled 5 A) fumaric acid B) citric acid C) 4 carbon molecule D) malic acid E) oxaloacetic acid

4 carbon molecule

What is the molecule labeled 7 A) hydrogen atoms B) citric acid C) 4 carbon molecule D) NADH E) FADH2

NADH

What is the substance labeled 4 A) hydrogen atoms B) citric acid C) 4 carbon molecule D) NADH E) FADH2

filtration

What physiological process occurs at the structure labeled 1 A) reabsorption B) excretion C) secretion D) filtration E) micturition

4

Where does obligatory water reabsorption occur? A) 5 B) 2 C) 3 D) 4 E) 1

5

Where does secretion mostly occur? A) 5 B) 1 C) 3 D) 4 E) 2

5

Where would penicillin be secreted? A) 6 B) 5 C) 4 D) 3 E) 3 & 4

5

Which area is sensitive to aldosterone? A) 2 B) 1 C) 4 D) 3 E) 5

5 & 6

Which area is sensitive to the hormone ADH? A) 1 B) 3 C) 4 D) 5 & 6 E) 4,5 & 6

constrict

Contraction of the muscle layer labeled 9 causes the digestive tract to A) constrict B) shorten C) dilate D) fold for increased surface area E) secrete enzymes

corpora cavernosa

Identify the structure labeled 1 A) membranous urethra B) ejaculatory duct C) corpora cavernosa D) corpus spongiosum E) membranous urethra

Oblique Muscle Layer

Identify the structure labeled 10 A) Longitudinal Muscle Layer B) Circular Muscle Layer C) Oblique Muscle Layer D) Rugae E) Submucosa

prostate gland

Identify the structure labeled 11 A) bulbourethral gland B) prostate gland C) seminal gland (seminal vesicle) D) epididymis E) ductus deferens

ejaculatory duct

Identify the structure labeled 12 A) prostatic urethra B) ejaculatory duct C) ductus deferens D) vas deferens E) membranous urethra

corpus spongiosum

Identify the structure labeled 2 A) penile urethra B) ejaculatory duct C) corpora cavernosa D) corpus spongiosum E) membranous urethra

longitudinal muscle layer

Identify the structure labeled 3 A) Rugae B) circular muscle layer C) oblique muscle layer D) Longitudinal muscle layer E) Submucosa

spongy urethra

Identify the structure labeled 3 A) corpora cavernosa B) prostatic urethra C) corpus spongiosum D) spongy urethra E) ejaculatory duct

Circular muscle layer

Identify the structure labeled 4 A) longitudinal muscle layer B) circular muscle layer C) oblique muscle layer D) Submucosa E) rugae

ductus deferens

Identify the structure labeled 4 A) testis B) prostate gland C) seminal gland (seminal vesicle) D) epididymis E) ductus deferens

lesser curvature

Identify the structure labeled 5 A) fundus B) cardia C) lesser curvature D) greater curvature E) pylorus

epididymis

Identify the structure labeled 6 A) ejaculatory duct B) seminiferous tubule C) ductus deferens D) epididymis E) testis

pylorus

Identify the structure labeled 7 A) esophagus B) cardia C) lesser curvature D) greater curvature E) pylorus

scrotum

Identify the structure labeled 9 A) scrotum B) cremaster muscle C) ductus deferens D) testis E) prepuce

10

Identify the structure that produces a fructose rich fluid A) 9 B) 10 C) 11 D) 12 E) 13

Submucosa

What is the layer labeled 3 A) mucosa B) submucosa C) muscularis externa D) muscularis mucosae E) serosa

all of the answers are correct

The structure labeled 5 A) contributes to the mesentery of the small intestine B) has a simple squamous epithelium C) is part of the visceral peritoneum D) is called the serosa E) all of the answers are correct

spermatozoa and testosterone

What is produced by the structure labeled 7 A) seminal fluids B) spermatozoa C) testosterone D) FSH E) spermatozoa and testosterone

regulates gastric emptying

What is the function of the structure labeled 6 A) Regulates gastric emptying B) Strains materials entering the stomach C) Mixes stomach juice into food D) Controls contraction of stomach muscles E) Prevents food from entering the esophagus

protection from bacteria

What is the function of the structure labeled 7 A) production of sodium bicarbonate B) production of lipase C) protection from bacteria D) production of hydrochloric acid E) production of pepsinogen

muscularis mucosae

What is the layer labeled 2 A) muscularis externa B) circular muscle C) lamina propria D) longitudinal muscle E) muscularis mucosae