Kristin Shared "GI Exam 1" - 59 Picmonics
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GI Exam 1
Meckel's Diverticulum
- Pathophysiology
- True Diverticulum
- Vitelline Duct
- Yolk Stalk
- Contain Ectopic Tissue
- Pancreatic And Gastric Mucosa
- Signs and Symptoms
- Hemorrhage
- Intussusceptions
- Volvulus
- Diagnosis
- 2 Feet From Ileocecal Valve
- 2 Inches Long
- 2% Population
- First 2 Years Of Life
- Pertechnetate T99
2 mins
Hirschsprung Disease
- Failure of Neural Crest Cell Migration
- Involves Rectum
- Lack of Auerbach and Meissner Plexus
- Chronic Constipation
- Failure to Pass Meconium
- Congenital Megacolon
- Increased Risk with Down Syndrome
- RET Mutations
2 mins
GI Absorption
- Stomach
- Alcohol
- Duodenum
- Iron
- Jejunum
- Folate
- Terminal Ileum
- Vitamin B12
- Bile Resorption
1 min
Muscles of Mastication
- Temporalis
- Masseter
- Medial Pterygoid
- Lateral Pterygoid
- Innervation
- Mandibular Branch (V3) of Trigeminal Nerve
- Embryology
- 1st Branchial Arch
1 min
CN V
- Trigeminal Nerve
- Sensory
- Facial Sensation
- Motor Function (Via Mandibular Nerve)
- Mastication Muscles
1 min
CN IX
- Glossopharyngeal Nerve
- Sensory
- Taste from Posterior 1/3 of Tongue
- Monitoring Carotid Body and Sinus
- Motor
- Stylopharyngeus
- Swallowing
- Salivation
1 min
CN X
- Vagus Nerve
- Sensory
- Aortic Arch Chemoreceptors and Baroreceptors
- Taste from Epiglottic Region
- Motor
- Swallowing
- Palate Elevation
- Talking
- Coughing
- Midline Uvula
1 min
Small Intestine Absorption
- Characteristics
- Carbohydrates Undergo Active Transport
- Amino Acids Undergo Active Transport
- Small Lipids Undergo Passive Diffusion
- Epithelial Cells
- Intestinal Capillaries
- Hepatic Portal Transports Nutrients
- Liver
- Large Lipids Transported as Chylomicrons
- Lacteals Transport Chylomicrons
2 mins
Small Intestine Digestion
- Brush border enzymes
- Pancreatic Enzymes are secreted via a Duct
- Pancreas secretes bicarbonate
- Brush Border activates Pancreatic Trypsin
- Trypsin activates Chymotrypsin
- Trypsin and Chymotrypsin digest Proteins
- Gallbladder Releases Bile
- Pancreatic Lipase breaks down Lipids
- Goblet cells secrete mucus
- Pancreatic Amylase breaks down Carbohydrates
- Pancreatic Nucleases breakdown DNA/RNA
- Digestion occurs in the Duodenum
2 mins
Large Intestine
- Characteristics
- Colon
- Electrolyte Reabsorption
- Water Reabsorption
- Microflora Produce Vitamins
- Rectum Stores Feces
1 min
Hartnup Disease
- Pathophysiology
- Autosomal Recessive
- Neutral amino acids
- Defective Transporter
- Renal and Intestinal cells
- Signs and Symptoms
- Causes tryptophan excretion in urine
- Leads to Pellagra
- Diarrhea
- Dermatitis
- Dementia
2 mins
Enterococci
- Characteristics
- Gram-Positive Cocci
- Catalase Negative
- 6.5% NaCl
- Grows in Bile
- Normal Colonic Flora
- Signs and Symptoms
- Urinary Tract Infection
- Subacute Endocarditis
- Penicillin Resistant
- VRE (Vancomycin Resistant Enterococci)
2 mins
Actinomyces Israelii
- Characteristics
- Gram-Positive
- Bacillus
- Anaerobe
- Branching
- Oral Flora
- Dental Work
- Oral Trauma
- Associated with IUDs
- Signs and Symptoms
- GU Infections
- Draining Sinus Tract
- Facial Abscess
- Yellow Sulfur Granules
- Treatment
- Penicillin
2 mins
Bacteroides Fragilis
- Characteristics
- Gram-Negative
- Anaerobe
- Normal Colonic Flora
- Produces Vitamin K
- Produces Gas in Tissue
- Foul-Smelling
- Signs and Symptoms
- Gastrointestinal Abscess
- Treatment
- Penicillin-Resistant
- Clindamycin
- Metronidazole
2 mins
Streptococcus viridans
- Characteristics
- Gram-Positive
- Cocci
- Catalase-Negative
- Alpha-Hemolytic
- Optochin-Resistant
- Not Bile Soluble
- Normal Flora of Oropharynx
- Synthesize Dextrans from Sucrose
- Disease
- Dental Caries
- Subacute Bacterial Endocarditis
2 mins
Candida Albicans
- Fungi
- Yeast with Pseudohyphae at 20 Degrees C
- Germ Tube Formation at 37 Degrees C
- Pruritic Vaginitis
- White Cottage Cheese Discharge
- Fiery Red Mucosa
- Diabetics
- Antibiotic Use
- Esophageal Thrush in Immunocompromised
- Diaper Rash
- Endocarditis in IV Drug Users
2 mins
Helicobacter Pylori
- Characteristics
- Gram-Negative
- Bacilli
- Curved
- Polar Flagellum
- Catalase-Positive
- Oxidase-Positive
- Disease
- Gastric and Duodenal Ulcers
- Ammonia
- Neutral Environment
- Gastric Adenocarcinoma
- MALT lymphoma
- Diagnosis
- Serology IgG antibody
- Stool Antigen
- Urease Positive Breath Test
- Biopsy
- Treatment
- 2 ABX and PPI
2 mins
Sjögren’s Syndrome
- Mechanism
- Autoimmune Exocrine Gland Destruction
- Symptoms (Classic Triad)
- Xerostomia
- Xerophthalmia
- Arthritis
- Diagnosis
- Anti SS-B (La)
- Anti SS-A (Ro)
- Schirmer's Test
- Salivary Gland Biopsy
- Treatment
- Symptomatic Treatment
- Complications
- Lymphoma
- Other
- Sicca Syndrome
4 mins
Vitamin B12 (Cobalamin) Deficiency Causes
- Causes
- Vegans
- Pernicious Anemia
- Gastric Bypass Surgery
- Malabsorption
- Sprue
- Enteritis
- Crohn's Disease
- Diphyllobothrium latum
4 mins
Vitamin B12 (Cobalamin) Mechanism and Deficiency
- Mechanism
- Cobalamin
- Large reserve pool in the liver
- Homocysteine to methionine
- Methylmalonyl CoA to succinyl CoA
- Deficiency Signs and Symptoms
- Macrocytic Megaloblastic Anemia
- Hypersegmented Neutrophils
- Neurologic defects
- Posterior column
- Lateral corticospinal tract
- Spinocerebellar tract
5 mins
