antr 350 digestion

Masseter muscle

Muscle of mastication that elevates and protracts the mandible to close the jaw.

Temporalis muscle

Muscle of mastication that elevates and retracts the mandible.

Medial pterygoid muscle

Muscle of mastication that elevates and protracts the mandible for side-to-side grinding.

Lateral pterygoid muscle

Muscle of mastication that depresses and protracts the mandible to open the jaw.

CN V3 (mandibular nerve)

innervates muscles of mastication

accessory muscles of mastication

buccinator and orbicularis oris

CN XII hypoglossal nerve

innervates intrinsic and extrinsic tongue muscles

right upper quadrant organs

liver, gallbladder, duodenum, head of pancreas, right kidney and adrenal, hepatic flexure of colon, part of ascending and transverse colon

left upper quadrant organs

stomach, spleen, left lobe of liver, body of pancreas, left kidney and adrenal, splenic flexure of colon, part of transverse and descending colon

right lower quadrant organs

cecum, appendix, right ovary and tube, right ureter, right spermatic cord

left lower quadrant organs

sigmoid colon, descending colon, left ureter, left ovary and tube, left spermatic cord

oral vestibule

space between teeth and cheeks

Parotid gland

Largest salivary gland, located anterior to the ear; secretes serous saliva.

Sublingual gland

Smallest major salivary gland, located under the tongue; secretes mostly mucus.

Submandibular gland

Salivary gland located beneath the mandible; secretes mixed serous and mucous fluid.

what kind of teeth do kids not have

premolars

CN VII facial nerve

innervates anterior 2/3 of tongue, sublingual and submandibular glands

CN IX glossopharyngeal nerve

innervates posterior 1/3 of tongue, pharynx, and parotid gland

posterior 1/3 of tongue innervation

CN IX (glossopharyngeal)

anterior 2/3 of tongue innervation

pain - mandibular division of trigeminal nerve (CN V3)

taste - facial nerve (CN VII)

pharynx innervation

vagus nerve (CN X)

parietal peritoneum

lines the abdominal cavity; somatic afferent neurons

visceral peritoneum

covers abdominal organs; visceral afferent neurons

peritoneal cavity

potential space between the parietal and visceral peritoneum

mesentery

double layer of peritoneum; suspend organs within abdominal cavity

peritoneal ligament

double layer of peritoneum that connects an organ with another organ or to the abdominal wall

greater omentum

greater curvature of stomach to transverse colon

lesser omentum

attaches stomach to liver

falciform ligament

attaches liver to anterior abdominal wall

transverse mesocolon

mesentery attached to the transverse colon

coronary ligament

attaches liver to diaphragm

what does the lesser omentum divide into

hepatogastric ligament and hepatoduodenal ligament

mesentery proper

attaches the small intestine to the posterior abdominal wall

what is the peritoneal cavity divided into?

greater and lesser sacs

intraperitoneal organs

completely surrounded by visceral peritoneum

retroperitoneal organs

organs outside the peritoneum

retroperitoneal space

space between the abdominal cavity and the posterior abdominal wall

stomach components

cardia, fundus, body, pylorus

cecum

first part of the large intestine

right flexure/hepatic flexure

left flexure/splenic flexure

early appendicitis pain

poorly localized around the umbilicus, Mcburney's point

liver lobes

right, left, caudate, quadrate