Final Exam Flashcards
Pelvic girdle is made up of
-sacrum
-coccyx
-right and left ossa coxae
Function of the pelvis
Supports and protects viscera of body cavity
Parts of ossa coxae
-ischium
-ilium
-pubis
Parts of the ischium
-ischial spine
-ischial body
-lesser sciatic notch
-ramus
-ischial tuberosity
Parts of the ilium
-ala
-arcuate line
-iliac fossa
-anterior, posterior, inferior gluteal lines
-auricular surface
-iliac crest
-anterior/posterior superior iliac spine
-posterior/anterior inferior iliac spine
-greater sciatic notch
Parts of the pubis
-inferior pubic ramus
-ischiopubic ramus
-superior pubic ramus
-obturator foramen
-pubic crest
-pubic tubercle
-symphysial surface
-pectineal line
Ramus
-ischium
Fuses with pubis
Ala
-ilium
Fan shaped portion
Iliac fossa
-ilium
Depression
Anterior, posterior, inferior gluteal lines
-ilium
Attachment for gluteal muscles
Auricular surface
-ilium
Sacrom to form sacroiliac joint
Iliac crest
-ilium
Feelable area of hip
Greater sciatic notch
-ilium
Contains sciatic nerve, for lower limb
Acetabulum
Where the femur articulates
-area of all three bones
Lunate surface
-Part of acetabulum
Smooth c shaped surface that articulates with femoral head
Inferior pubic ramus
Fuses with ischium
Inferior pubic ramus forms the
Ischiopubic ramus
Oburator foramen
Contains Pubic and ischial rami
Pubic crest ends at
Pubic tubercle
Symphysial surface
Site of articulation with pubic bone
True pelvic bone
Contains rectum and sex organs
-lesser pelvis
False pelvis
Does not contains pelvic organs
-urinary bladder, lower intestine
Pelvic brim
Line from sacral promontory to the upper part of pubic symphysis
Pelvic axis
Path of the baby during birth
Female pelvic bone
Wider and shallower
-more space
Subpubic angle of female and males
Female : >100
Male: <90
Male pelvic bone
Larger and heavier
-pelvic inlet smaller and heart shaped
Coccyx of female and male
Female: posterior tilt
Male: vertical
The femur
Longest, strongest and heaviest
Head of femur
Articulates with os coxae at acetabulum
Fovea of femor
Small depression within head
Pectineal line of femor
Attachment of pectineus muscle
Gluteal tuberosity of femor
Attachment of gluteus Maximus muscle
Intercondylar fossa of femor
Separates 2 condyles
Patellar surface of femor
Patella articulates with the femur
Patella
The kneecap
Articular surface of patella
Articulates with patellar surface of femor
Tibia
Weight bearing
Interasseous membrane
Thin sheet between tibia and fibula
Fibula
Origin for several muscles
Medial and lateral condyles of tibia
Articulate with medial and lateral condyles of femur
Fibula articular facet of tibia -forms
Superior tibulofibular joint
Tibial tuberosity of tibia
Attachment for patellar ligaments
Fibula notch of tibia -forms
Inferior tibulofibular joint
Articular facet of fibula
Articulates with tibia
Lateral malleolus of fibula
Provides lateral stability
Proximal tarsals
Calcaneus, talus and navicular
Distal tarsals
-Medial, intermediate and lateral cuneiforms
-cuboid
Iliacus origin and insertion
O: iliac fossa of ilium
I: lesser trochanter of femur
Function of the iliacus
-anterior muscle
-flexes and rotate thigh laterally
Function of: Anterior, posterior and media muscles that move the thigh
-stabilize hip joint
-support for body during movement
Anterior group of muscles
-Illiacus
-psoas major
-sartorius
-recuts femoris
Function of anterior group of muscles
Hip flexors
Psoas major origin and insertion
O: transverse process & body of lumbar vertebrae
I: lesser trochanter
Psoas major function
Anterior group
-flexes and rotates the thigh laterally
Sartorius origin and insertion
O: anterior superior iliac spine
I: medial surface of body of tibia
Sartorius function
Anterior group
-flexes, abducts and rotates leg medially
What is the longest flexor and rotator muscle of the thigh
Sartorius
Recuts femoris origin and insertion
O: anterior inferior iliac spine
I: tibial tuberosity
Recuts femoris function
Extends and flexes thigh at a hip joint
Lateral group of muscles
-tensor fasciae latae
Origin and insertion of tensor fasciae latae
O: iliac crest/spine
I: tibia by the way of iliotibial tract
Function of tensor fasciae latae
Flexes and abducts thigh medially at hip joint
Lumbar plexus cutaneous innervates
To the calf of the leg, and plantar surface of the foot
Lumbar plexus motor innervation
Posterior thigh and leg muscles
-intrinsic muscles of the foot
Location of lumbar plexus
L1-L5
Femoral nerve
Thigh, leg and foot
-posterior division of the lumbar plexus
Obturator nerve
Medial and lateral aspects of only the thigh
-anterior division
Posterior division of lumbar plexus
Femoral nerve
Anterior division of lumbar plexus
Obturator
What type of bone is the patella
Sesmoid
Patella forms what joint
Patellofemoral joint
Fibula is
Lateral
How many tarsals
Seven
how many metatarsals
Five
How many Phalanges
Fourteen
Metatarsophalangeal joint is between
Phalanges and metatarsals
Tarsometatarsal joint is between
Metatarsals and tarsals
Intersarsal joints are between
Tarsals and tarsals
Anterior extensor muscles of knee and leg
-recuts femoris
-vastus lateralis
-vastus medial is
-vastus intermedius
Recuts femoris origin and insertion
O: anterior inferior iliac spine
I: tibial tuberosity
Vastus lateralis origin and insertion
O: greater trochanter and line aspera of femur
I: tibial tuberosity
Vastus medialis origin and insertion
O: linea aspera of femur
I: tibial tuberosity
Vastus intermedius origin and insertion
O: anterior and lateral surface of the body of the femur
I: tibial tuberosity
Anterior extensor muscles all extend
The leg at knee joint, and flexes thigh at hip
Posterior flexor muscles -hamstringis femoris
-biceps femoris
-semimembranosus
-semitendinosus
Posterior flexor muscles -hamstringis femoris function
Flexes leg at knee joint and extend the thigh at the hip
Origin and insertion of biceps femoris
O: ischial tuberosity
I: head and lateral condyles of fibula
Origin and insertion of semimembranosus
O: ischial tuberosity
I: medial condyle of tibia
Origin and insertion of semitendinosus
O: ischial tuberosity
I: shaft of tibia
Common action of anterior compartment of leg muscles
Extend great toe and dorsi flex the foot at the ankle joint
Common action of posterior leg muscles
Flexes leg at knee and plantar flex the foot at ankle joint
Location of sacral plexus
L4-L5 and S1-S4
Sacral plexuses supplies nerves to
Buttocks, perineum and lower limbs
Common fib nerve innervates
anterior, lateral leg and dorsum of the foot
Sciatic nerve innervates
Anterior and lateral leg
-dorsum of the foot
Abdominal aorta goes to
Common iliac
Common iliac goes to
External iliac
External iliac goes to
Femoral
Femoral goes to
Deep artery of the thigh and popiteal
Popiteal goes to
Anterior tibial or posterior tibial
Anterior tibial goes to
Dorsalis pedis
Dorsalis pedis goes to
Arcuate and lateral plantar
Arcuate goes to
Dorsal metatarsal
Dorsal metatarsal goes to
Dorsal digital
Posterior tibial goes to
Fibula, lateral plantar and medial plantar
Lateral plantar goes to
Plantar arch
Plantar arch goes to
Dorsal metatarsal
Dorsal metatarsal goes to
Plantar digital
Veins: anterior tibial and posterior tibial go to
Popliteal vein
Veins: popliteal vein goes to
Deep femoral vein
Vein: deep femoral vein goes to
Great saphenous vein
Vein: femoral vein goes to
External iliac
Vein: external iliac goes to
Internal iliac vein
Vein: internal iliac vein
Common iliac vein
Vein: common iliac vein goes to
Inferior vena cava
Six functions of the digestive system
-ingestion
-secretion
-motility
-digestion
-absorption
-dedication
Carbohydrates turned into
Glucose
Lipids turned in
Fatty acid
Proteins broken down into
Amino acid
GI tract consists of
-oral cavity
-pharynx
-esophagus
-stomach
-small intestine
-large intestine
-anus
Accessory organs consist of
-teeth
-tongue
-salivary glands
-liver
-gallbladder
-pancreas
GI tract vs accessory organs
GI- digest, absorb and secretion
accessory- release secretions to help digestive organs
Secretion consists of…
Gastric juices and hormones
Motility can be
Peristalsis (smooth wall) and mixing (contact with gastric juices)
Function of oral cavity
Initial site of mechanical and chemical digestion
Function of tongue
Manipulate food, mixing with saliva
Function of salivary glands
Produce and secrete saliva
-produces amylase
Amylase
Begins the chemical digestion of carbohydrates
Lingual lipase
Lipid and far digesting enzyme secreted by lingual glands
Parotid glands
25-30 percent
Submandibular glands
60-70 percent
Sublingual glands
3-5 percent
Top to bottom of teeth
-crown
-neck
-root
Gingiva
Attaches to gum
Pulp cavity
The sensitive part of a tooth
periodontal ligaments
Secret to root
-gomphosis joint
Dentin
70percent hydroxyapatite
Enamel
Calcium phosphate crystals
Greater omentum
Largest peritoneal fold
-from stomach to most of abdominal organs
-accumulates fatty apron like a beer belly
Mesenteries
Folds of peritoneum that support and stabilize GI tract organs
Lesser omentrum
Connects the stomach and duodenum from the liver
Mesentery proper
Suspends most of the small intestine from the posterior abdominal wall
Mesocolone
Attaches part of large intestine to the posterior abdominal wall
Retroperitoneal organs
Ascending and descending colon, duodenum and pancreas
Mucosa
Innermost lining of the GI tract
Mucosa epithelium
Absorbs the nutrients and contains enteroendocrine cells
Mucosa lamina propria
Contains MALT (mucosa associated lymphatic tissue)
-bacteria defense
Muscularis mucosa
Smooth muscle fibers
Four primary layers of the abdominal GI tract
-mucosa
-submucosa
-muscularis
-serosa
Submucosa
Highly vascular and contains the submucosa nerve plexus
Submucosal nerve plexus
Control activity of secretion of endocrine and submucular gland
Muscularis
Consist of two types of smooth muscles: inner circular and longitudinal fibers
-contains myenteric nerve plexus
Myenteric nerve plexus
Controls GI tract motility
Serosa
Most superficial layer of GI tract, secretes a serous fluid to limit “rubbing against”
Functions of esophagus
Secretes mucus and transports bolts into the stomach
Elevation of the larynx causes the _____ to relax
Upper esophageal sphincter
Esophagus contains two
Sphincters
-inferior
-superior
Fucntions of the stomach
Mixing area and holding reservoir
-turning bolus into chyme
Digestion of carbohydrates begins in
The mouth
Digestion of proteins and triglycerides begins
In the stomach
Chyme
Liquid form of food
Stomach connects
Esophagus to duodenum
The stomach secretes
-Gastrin hormone into the blood
-gastric juice
Gastric juice contains
HCL, pepsin, intrinsic factors
Pepsin
Protein digesting enzyme
Gastric lipase
Triglyceride digesting enzyme
Pancreatic lipase
Fati digesting enzyme
Cardia of the stomach
Initial part of the stomach
Fundus of the stomach
Food storage
Body of stomach
Food mixing
Pyloric part of stomach
End portion
Pyloric sphincter
Regulates chyme into duodenum
Exocrine gland cells of the stomach
-mucus neck cells
-chief chels
-parietal cells
-surface mucous cells
-enteroendocrine cell
Surface mucous cell
Neutralize acid into duodenum
-secretes alkaline fluid containing mucin
-superior portion
Mucous neck cell
Secretes acidic fluid containing mucin to break protein
Parietal cell
Secretes intrinsic factor and hydrochloride acid
-breaks down large connective tissue of food
-denaturation
Chief cell
Secretes pepsinogen and gastric lipase
-carbohydrate and lipid
Enteroendocrine cell
Secretes gastrin into blood
-hormone to regulate reabsorption and secretion
Function of the small intestine
Complete digestion and absorption
-secretes intestinal juice
Intestinal juice
Provides vehicle for absorption of substances from chyme
three regions of small intestine
Duodenum, jejunum, ileum
Goblet cells of the small intestine
Secrete mucus
Mucosa of small intestine
Lined with glandular epithelium
Intestinal glands of small intestine
Intestinal juice
Paneth cells of small intestine
Secrete lysozyme
Unicellular gland cell
Synthesizes enteropeptidase
-protein digestive enzyme
Enteroendocrine cell
Secretes hormones
-gastrin and secretin
Functions in large intestine
Where the final stage of digestion occurs in the colon
Mass peristalsis
Occurs in transverse colon and stronger wave
Absorptive cell of large intestine
Absorbs water
-helps retain water when dehydrated
bile canaliculi
Emulsification to break down fat
Functions of the liver
-produce and release bile
-detoxifies blood
-stores excess nutrients
-produces plasma proteins
Hepatocytes
Produce bile
-liver cells
Function of gallbladder
Store and concentrate bile
Cystic duct duct drains in to
Common hepatic duct
Common bile duct goes to
Hepatopancreatic ampulla with hepatopancreatic sphincter
Hepatopancreatic sphincter
Common opening to release into duodenum
Left and right hepatic ducts merge to form
A common hepatic duct
Three regions of the gallbladder
Neck, body and fundus
Neck of gallbladder
Form cystic duct to common duct
Exocrine Function of pancreas
Acinar cells that secrete pancreatic juice into the duodenum
Endocrine functions of pancreas
Insulin and glucagon to change blood sugar
Acinar cells
Mucin and enzymes
Primary sex organ of males
Testes
Scrotum
Skin covered sac between the thighs
-gives a cooler enviroment for sperm development
Testes
Oval organ housed in scrotum, produces sperm and male sex hormones
Tunica vaginalis
Covers testes anteriorly and laterally
Seminiferous tubules
-sustentactular cells
-germ cells
Sustentacular cells
Non diving support cells
-aid in sperm development
-create a protective enviroment
Sustentacular cells release
Inhibin
Inhibin
Inhibits FSH secretion
-regulating sperm production
Sperm count declines,
Inhibition decreases
Male and female reproductive organs are called
Gonads
Function of duct system
Transports and stores sperm, assist in their maturation
Semen
Contain sperm plus the secretions provided by accessory sex glands
Penis function
Delivers sperm into the female reproductive tract
Sertoli cells
Nourish, support, protect sperm
-secrete Inhibin
-phagocytize
-secrete fluid to help sperm move
interstitial cells (leydig)
Secrete Testosterone
Seminiferous tubules
Site of spermatogenesis
Spermatogenesis
Maturation of haploid spermatids into sperm
Seminal vesicles
Secretes an alkaline viscous fluid
-helps neutralize acidic environment
Bulbourethral or Cowpoers glands
At sexual arousal, secretion of alkaline substance is released
-to protect passing sperm by neutralizing acids from urine
-mucus to lubricate tip of penis
Semen
Mixture of sperms and secretions
Prostatic secretion
Semen a milky appearance, sticky consistency
Seminal fluid provides
Sperm a transportation medium
-nutrients
-protection
Structure of sperm
Penis
Passageway for ejaculation and excretion of urine
Tunica albuginea
Fibrous tissue
Corpora cavernosa
Two dorsolateral masses
Corpus spongiosum
Spongy urethra, keeping it open during ejaculation
Functions of female reproductive system
-produce ova, sex hormones
-receive spermatoza
-provide site for fertilization, implantation and development
-nourishment for baby
The female gonads
Ovaries
Ovarian cortex
Consists of ovarian follicles
-contain stroma cells
Ovarian follicles
Nourish developing oocyte and begin to secrete estrogen
Oogenesis
Formation of gamete in ovaries
Uterine/fallopian tubes
Transport secondary oocytes and fertilized ova from the ovaries to the uterus
Uterus
Site of implantation of a fertilized ovum
Function of the kidneys
Regulates: blood composition, ph, volume and pressure AND glucose levels
Produces hormones
Excretion of wastes
Kidneys are located
Behind abdominal wall
-retroperitoneal
-T12 to L3
What are the four coverings of the kidneys
-fibrous/renal
-perirenal fat
-adipose capsule
-renal fascia
Fibrous/renal capsule
Helps maintain the shape of the kidney and barrier against trauma
Adipose capsule
Protects the kidney from trauma and holds firmly in place
Renal fascia
Anchors kidneys to the surrounding structures and abdominal wall
Perinephric fat
-outermost
Allow secure kidney to surrounding
Renal cortex
Light red region
-contains nephrons
Renal medulla
Dark red brown region
-contains renal tubules (picks up the urine)
Nephron
Site for blood filtering
Renal papilla
Posterior
-expands into minor and major caylx
Direction of urine collection in a kidney
Collecting duct to minor to major calyx to renal pelvis to ureter
Blood supply to kidney: renal artery to
Segmental arteries
Blood supply to kidney: segmental arteries to
Interlobar arteries
Blood supply to kidney: interlobar arteries into
Arcuate arteries
Blood supply to kidney: arcuate arteries to
Interlobular arteries
Blood supply to kidney: interlobular artieris to
Afferent arterioles
Blood supply to kidney: afferent arterioles to
Glomerular capillaries
Blood supply to kidney: glomerular capillaries to
Efferent arterioles
Blood supply to kidney: efferent arterioles to
Peritubular capillaries
The nephron consists of
Renal corpuscle and renal tubule
Renal corpuscle
Filtrates the plasma
Renal tubules
Filter fluid passes
Two components of a renal corpuscle
Glomerulus and bowman’s capsule
Glomerulus
Intertwined ball, filters plasma to form urine
Bowman’s capsule
-has visceral and parietal
-holds the urine immediately after made
(Separated in glomerulus then dropped into bowman’s)
Podocytes
Modified simple squamous epithelial cells
Basement membrane
Only allow small ions to pass through
Epithelium
Glomerular filtration occurs in
Glomerulus
Tubular reabsorption occurs in
Peritubular capillary
Tubular fluid is
Urine
Tubular secretion happens in
Renal tubule
Ureter function
Carries urine
Ureter is lined with
Mucosa
Mucosa is lined with ____ in the ureter
Transitional epithelium
Three coats of the urinary bladder
-mucosa
-muscularis
-adventitia
Trigone
Two sphincters of the urinary bladder
-internal
-external
Which urethra is longer in gender
Female and male
Gonads produce
Hormones
GnRH stimulates anterior pituitary to produce
FSH and LH
Female organ Ovary is the same as the male organ….
Testis
both the ovary and testis produce
Gametes and sex hormones
The male glans of penis is the same as the female
Clitoris
The clitoris and glans of penis both
Contain erectile tissue that stimulates sexual arousal and climax
The female labia minora is the same as the male organ
Body of penis
Both the labia minora and body of penis
Contain erectile tissue that stimulates sexual arousal and climax
Sctorum is the same as the female
Labia Majora
Labia majora and scrotum both
Protect and cover some reproductive structures
Greater vestibular gland is the same as the male
Bulbourethral gland
Both the Bulbourethral gland and greater vestibular gland
Secrete mucin for lubrication
Functions of the female reproductive system
-Produce ova
-secrete sex hormones
-receive sperm
-site for fertilization
-nourishment for baby
Mesovarium
A double fold of peritoneum attached to an anterior ovary
Broad ligament
Peritoneum draping uterus
Ovarian ligament
Anchors ovary to lateral uterus
Suspensory ligament
Attaches the lateral ovary to the pelvic wall
The fallopian tube is the same as the male
Vas deference ‘
Within the ovary’s cortex are thousands of
Ovarian follicles
What produces a oocyte
The primary folllicle
Granulosa cells
Larger around follicle
Thecal cells
Produce estrogen
Zone and atrium
Outer layer
High estrogen allows
Ovulation
Corpus lutem produces
Progesterone and estrogen
Fertilization occurs in
Fallopian tubes
More specifically fertilization occurs in
Isthmus of the fallopian tube
What part of the uterus actually breaks off
Endometrium
Uterus function
Site of implantation, support and protect fetus, ejects fetus during labor
round ligaments
Extend from lateral uterus
-inguinal canal and attach to labia majora
Transverse cervical ligaments
Attach cervix and superior vagina to pelvic wall
Transverse cervical ligaments
Attach cervix and superior vagina to pelvic wall
Uterosacral ligaments
Connect inferior portion of uterus to sacrum
What type of epithelium is part of the vagina
Nonkeratinized stratified squamous epithelium
Alveoli
Within lobules produces milk
Lactiferous sinus
Store the milk
Areola
Pigmented part around nipples
Duct system
Transports and stores sperm
Scrotum
Skin covered sac that provides testes with a cooler enviroment
Interstitial cells
Produce testosterone
seminiferous tubules
Site of spermatogenesis
Sustentacular cells
Nourish suppprt and protect sperms
Acrosome
Creates a hole in the ovum
Midpiece
Mitochondria
Tail
Assist sperm in swimming