block 3 lab

6 structures part of GI system

mouth, esophagus, stomach, small/large intestines, rectum, anus

how does food move down?

via coordinated muscle movements called peristalsis

Once digestion begins, the food is called a _________ from the mouth to the stomach. Once the food leaves the stomach, it is called _________.

bolus; chyme

what are the labeled structures of the salivary glands

A: sublingual gland

B: parotid/Stenson’s duct

C: parotid gland

D: submandibular gland

E: submandibular gland

what are the labeled of the pharynx

A: nasopharynx

B: oropharynx

C: laryngopharynx/hypopharynx

what’s the labeled stuff

A: soft palette

B: uvula

C: hard palette

what are the labeled stuff

A: pharyngeal tonsils/adenoids

B: opening to Eustachian tube

C: palatine tonsil

D: tubular tonsil

E: lingual tonsil

F: epiglottis

G: esophagus

H: trachea

what’s the labeled

A: lesser curvature

B: pylorus/pyloric antrum

C: Vagus n./ Solar plexus

D: cardia

E: fundus

F: greater curvature

G: body

what are the 3 layers of the stomach?

longitudinal, circular, oblique

what’s labeled

A: cardiac/lower esophageal sphincter

B: angular notch

C: cardiac notch

D: gastric rugae

what’s labeled

A: pyloric sphincter

B: pyloric canal

what’s labeled

A: hepatic flexure/right colic flexure

B: ascending colon w/ free teniae coli

C: transverse colon w/ omental teniae coli

D: splenic flexure/ left colic flexure

E: descending colon w/ free teniae coli

F: ileum

G: jejunum

what’s labeled

A: omental teniae coli

B: haustrum (plural haustra)

C: ileocecal valve

D: opening for vermiform appendix

E: cecum

what is this

greater omentum

what’s labeled

A: mesentery

B: sigmoid colon

C: vermiform appendix

function of large intestine/teniae coli

• facilitate peristalsis

• mixing of fecal matter (aids in water absorption)

3 types of large intestine

• free: located on anterior surface, free from any attachments

• omental: site of greater omental attachment

• mesocolic: on side of colon where the mesocolon (part of mesentery) attaches

what’s labeled

A: bare area

B: right hepatic vein

C: IVC

D: caudate lobe

E: left triangular ligament

F: right coronary ligament

G: right lobe

H: left hepatic vein

I: falciform ligament

J: left coronary ligament

K: left lobe

what’s labeled

A: ligamentum venosum

B; ductus venosus

C: IVC

D: portal triad

E: round/teres ligament of the liver
F: left umbilical vein

G: quadrate lobe

H: gallbladder

what’s labeled

A: hepatic portal vein

B: proper hepatic artery

C: common bile duct

what’s labeled

A; common hepatic duct

B: common bile duct

C: cystic duct

D: left hepatic duct

E: right hepatic duct

what’s labeled

A: duodenum

B: accessory pancreatic duct

C: pancreas

D: spleen

E: head of pancreas

F: main pancreatic duct

G: body of pancreas

H: tail of pancreas

what’s labeled

A: common bile duct

B: hepatic portal vein

C: proper hepatic artery

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E:

F:

G:

H: