BIOL 530 Module 4

Taenia coli are: A. Folds of the submucosa B. Bands of longitudinal oriented muscle C. Folds of the mucosa D. Bands of circular oriented muscle

Bands of longitudinal oriented muscle

Which of the following is a conducting airway? A. Alveolar sac B. Bronchiole C. Alveolar duct D. Respiratory bronchiole

Bronchiole

An alveolar septum includes all of the following EXCEPT: A. Clara cells B. Type I pneumocyte C. Capillaries D. Fibroblasts E. Elastic fibers F. Tape II pneumocyte G. Macrophages

Clara cells

The mucociliary escalator functions to: A. Secret surfactant B. Move surfactant from the trachea to the alveoli C. Clear foreign substances from the respiring airways D. Clear foreign substances from the conducting airways E. None of the above

Clear foreign substances from the conducting airways

Which segment of the intestine has the highest density of goblet cells? A. Ileum B. Duodenum C. Colon D. Jejunum

Colon

Which layer of the esophagus epithelium contains the most glycogen? A. Stratum basal B. Super basal layer C. Differentiated layer

Differentiated layer

Which of the following contributes the most to the compliance of the king? A. Reticular fibers B. Clara cells C. Collagen fibers D. Elastic fibers E. Type I pneumocytes F. Type II pneumocytes

Elastic fibers

Which of the following cell types in the intestine function to absorb glucose, amino acids, and lipids? A. Paneth cells B. Enterendocrine cell C. Enterocyte D. Goblet cell

Enterocyte

True or false: A labial gland is a major salivary gland.

False

True or false: Bowman's capsule containing a glomerulus is found in both the cortex and medulla of the kidney.

False

True or false: The capsule of the kidney is composed of loose connective tissue.

False

True or false: The endothelial cellular component of the glomerular filtration membrane has slit pores that are covered with a thin diaphragm.

False

True or false: a microvillus is 10 µm long and 2 µm wide.

False

True or false: parakeratinized is another term for nonkeratinized.

False

True or false: the reason that the small intestine is named "small" is that it is shorter than the large intestine.

False

True or false: the tongue is composed of smooth muscle only.

False

What is the correct range of thickness of the air blood barrier in the alveoli of the lungs? A. 0.1-1.5 nm B. 0.1-1.5 mm C. 0.1-1.5 A D. 0.1-1.5 um E. 0.1-1.5 cm

0.1-1.5 um

The height and width of a classic liver lobule is: A. 2.0 x 0.7 nm B. 2.0 x 0.7 um C. 2.0 x 0.7 mm D. 2.0 x 0.7 cm

2.0 x 0.7 mm

A mucosa is found in all of the following locations EXCEPT: A. Reproductive tract B. Respiratory tract C. Urinary tract D. A large artery E. Gastrointestinal tract

A large artery

Which of the following have taste buds? A. Fungiform papilla B. None have tastebuds C. Filiform papilla D. Circumvallate papilla E. Fungiform and circumvallate

Fungiform and circumvallate

Which function is associated with intracellular canaliculi? A. Pepsinogen synthesis B. Hydrochloric acid production C. Mucus production D. Pepsin production

Hydrochloric acid production

Peyer's patches are normally found in the: A. Transverse colon B. Duodenum C. Ileum D. Jejunum E. Ascending colon

Ileum

Stem cells are located where in the wall of the intestine? A. Intestine gland base B. Tip of villus C. Base of villus D. Intestine gland wall E. Lamina propria

Intestine gland wall

Which has the largest number or area of villi? A. Ileum B. Colon C. Jejunum D. Appendix E. Duodenum

Jejunum

The component of the intestinal wall that is the core of the villus is: A. Serosa B. Muscularis externa C. Lamina propria D. Submucosa E. Muscularis mucosa

Lamina propria

The muscularis externa of what part of the esophagus is made up of exclusively smooth muscle? A. Middle 1/3 B. Lower 1/3 C. Upper 1/3

Lower 1/3

Which are antigen presenting cells in the intestine? A. M cell B.Paneth cells C. T cell D. Absorptive cells E. Enterocyte

M cell

Within each lobe of the kidney there are multiple lobules. Which of the following structures is at the center of a lobule? A. Afferent arteriole B. Arcuate artery C. Afferent arteriole D. Proximal convoluted tubule E. Medullary ray

Medullary ray

Intestinal glands (crypts of Lieberkuhn) are a part of which of the following? A. Muscularis externa B. Mucosa C. Submucosa D. Serosa

Mucosa

Which of the following is the dividing structure between the location of mucosal and submucosal glands? A. Serosa B. Adventitia C. Muscularis mucosa D. Muscularis externa E. Lamina propria

Muscularis mucosa

Which of the following glands have exclusively serous cells in their acini? A. Sublingual gland B. Parotid gland C. Labial gland D. Submandibular gland

Parotid gland

A fold of the mucosa is which of the following? A. Villus B. Microvillus C. Myenteric plexus D. Plica circularis

Plica circularis

Which of the following segments of a nephron reabsorbs proteins that may have passed through the filtration membrane in the glomerulus into the urinary space of Bowman's capsule? A. Distal convoluted tubule returned B. Ascending thick segment of the loop of Henle C. Connecting tubule D. Thin segment of the loop of Henle E. Proximal convoluted tubule

Proximal convoluted tubule

Which of the gastric glands contain chief and parietal cells? A. Fundic glands B. Cardiac glands C. Pyloric glands

Pyloric glands

A serosa includes all of the following EXCEPT: A. Basal lamina B. Simple columnar epithelium C. Mesothelium D. Lose connective tissue E. Simple squamous epithelium

Simple columnar epithelium

Which of the following is responsible for a smooth surface of the anterior aspect of the kidney? A. Loose connective tissue B. Dense connective tissue C. Simple squamous cells D. Simple cuboidal cells E. Simple columnar cells

Simple squamous cells

The function of the cytoplasmic vesicles and facet cell of the transitional epithelium lining the bladder is which of the following? A. Stores calcium B. Contracts the surface cells C. Stores urine D. Seals the lumen of the bladder E. Stores plasma membrane

Stores plasma membrane

Where in the esophagus is Meissner's plexus located? A. Muscularis externa B. Lamina propria C. Muscularis mucosa D. Submucosa E. Adventitia

Submucosa

Which layer of the epithelium of the esophagus contains the most proliferating cells? A. Stratum superficiale B. Differentiated layer C. Stratum basale D. Suprabasal layer

Suprabasal layer

Which of the following segments of a nephron has simple squamous epithelial cells bordering its lumen? A. Distal straight descending tubule B. Proximal straight descending tubule C. Thin segment of Henle's loop D. Distal convoluted tubule E. Proximal convoluted tubule

Thin segment of Henle's loop

True or false: A lacteal is a lymphatic capillary located in each villus of the small intestine.

True

True or false: A proximal tubule connects to a Bowman's capsule at the urinary pole of the capsule.

True

True or false: Alveolar macrophages clear foreign substances from the respiring airways.

True

True or false: An afferent arterial is a branch of an inter-lobular artery.

True

True or false: Nexin is a protein in a cilium that limits how much sliding can occur between two adjacent microtubule pairs.

True

True or false: Regulation of the hematocrit of the blood is one of the functions of the kidney.

True

True or false: The renal pyramid and the cortex associated with it make up one kidney lobe.

True

True or false: taste buds do not contain nerve cells but nerve endings terminate on neuroepithelial cells in the taste bud.

True

True or false: the gingiva and hard palate epithelium is parakeratinized stratified squamous epithelium.

True

True or false: the oral cavity is bounded by the teeth and the oropharynx whereas the oral vestibule is bounded by the teeth in the oral vestibule mucosa.

True

True or false: the periodontal ligament is composed of dense regular connective tissue.

True

True or false: the vermilion border of the lip is the border between the red area of the lip and the skin surface of the lip.

True

True or false: there are no glands below the red area of the lip.

True

True or false: von Ebner's glands are composed of serous acini only.

True

Which of the following is NOT a cell located in the respiratory epithelium? A. Neuroendocrine cell B. Ciliated cell C. Brush cell D. Type I pneumocyte E. Goblet cell

Type I pneumocyte

Which of these cells covers the largest area of a surface such as an alveolar septal air surface? A. Type II pneumocyte B. Alveolar macrophage C. Type I pneumocyte D. Brush cell E. Club cell

Type I pneumocyte

Which of these structures is at the center of a classic liver lobule? A. portal vein B. bile duct C. hepatic artery D. central vein E. sinusoid

central vein

True/false: the centroacinar cell of the pancreas is a part of the structure of an islet of Langerhans.

false

True/false: the main function of the von Kupffer cell of the liver is to synthesize and secrete fibrinogen.

false

True/false: the structures that are located in the portal area of the liver are bile duct, hepatic artery, and central vein.

false

Fat storing cells of Ito in the liver are located in which of the following? A. portal areas B. lining central veins C. lining bile canaliculi D. lining sinusoids E. in space of Disse

in space of Disse

Which of the following denotes the usefulness of viewing liver microscopic architecture as liver acini? A. flow of bile B. flow of portal blood C. oxygen delivery to hepatocytes D. distribution of von Kupffer cells E. distribution of Ito cells

oxygen delivery to hepatocytes

True/false: the mucosa of the gallbladder while having projections that resemble villi of the small intestine, it lacks mucosal glands, goblet cells in its epithelium and a muscularis mucosa.

true

True/false: the wall of a bile caniculus is formed by hepatocytes.

true