Glen Shared "Repro/embryology" - 79 Picmonics

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Repro/embryology

Surface Ectoderm/Neuroectoderm
Surface Ectoderm
Epidermis
Anterior pituitary (from rathke's pouch)
Lens
Sensory organs of the ear
Olfactory epithelium
Anal canal below pectinate line
Parotid, sweat, and mammary glands
Neuroectoderm
Brain
Neurohypophysis (Posterior pituitary)
CNS neurons
Oligodendrocyte
Astrocytes
Ependymal cells
Pineal gland
Retina
Spinal Cord
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Neural Crest Derivatives
CA MOTEL ASS
Craniofacial Structures (skull)
Arachnoid and Pia Mater
Melanocytes
Odontoblasts
Tracheal Cartilage
Enterochromaffin (Adrenal Medulla)
Laryngeal Cartilage
All Ganglia
Schwann Cells
Spiral Septum (Aorticopulmonary Septum)
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2 mins
Mesoderm
Muscle
Bone
Connective tissue
Serous linings of body cavities (eg. peritoneum)
Spleen
Cardiovascular structures
Lymphatics
Blood
Wall of gut tube
Upper vagina
Kidney
Adrenal Cortex
Dermis
Testes
Ovaries
Notocord
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Endoderm
Gut tube epithelium
Anal canal above pectinate line
Most of Urethra
Lower vagina (urogenital sinus)
Luminal epithelium derivatives
Lungs
Liver
Gallbladder
Pancreas
Eustachian Tube
Thymus
Parathyroid
Thyroid follicular cells
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Aortic Arch Derivatives
Arch 1; Maxillary artery
Arch 2; Stapedial and hyoid artery
Arch 3; common carotid and proximal internal carotid
Arch 4; aortic arch and proximal right subclavian
Arch 6; Proximal pulmonary arteries and ductus arteriosus (left)
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1st Pharyngeal (Branchial) Arch
Innervated by V2/V3
Cartilage
Maxillary Process (maxilla, zygomatic bone)
Mandibular Process
Meckel's Cartilage
Malleus and incus
Sphenomandibular Ligament
Muscles
Muscles of Mastication
Mylohyoid
Anterior Belly Of The Digastric
Tensor Tympani
Anterior 2/3 of Tongue
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2nd Pharyngeal (Branchial) Arch
Facial Nerve (VII)
Cartilage
Reichert's Cartilage
Stapes
Styloid Process
Lesser Horn Of Hyoid
Stylohyoid Ligament
Muscles
Muscles Of Facial Expression
Stapedius
Stylohyoid muscle
Platysma
Posterior Belly Of Digastric
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3rd Pharyngeal (Branchial) Arch
CN IX (Glossopharyngeal)
Cartilage
Greater Horn Of Hyoid
Muscles
Stylopharyngeus
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4th and 6th Pharyngeal (Branchial) Arch
4th; Superior Laryngeal Branch of CN X
6th; Recurrent Laryngeal Branch of CN X
3rd and 4th: Posterior 1/3 of Tongue
Cartilage
Laryngeal cartilage
Arytenoids
Cricoid
Corniculate
Cuneiform
Thyroid
Muscles
4th: Pharyngeal Constrictors
4th: Cricothyroid
4th: Levator Veli Palatini
6th: Intrinsic Muscles Of Larynx
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Branchial Pouches: 1st Pouch
Endoderm Lines the Auditory Tube
Middle Ear Cavity
Eustachian Tube
Mastoid Air Cells
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1 min
Branchial Pouches: 2nd Pouch
Palatine Tonsils
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37 secs
Branchial Pouches: 3rd Pouch
Separates into Dorsal and Ventral Wings
Dorsal Wings
Inferior Parathyroid Glands
Ventral Wings
Thymus
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1 min
Branchial Pouches: 4th Pouch
Separates into Dorsal and Ventral Wings
Dorsal Wings
Superior Parathyroid Glands
Ventral Wings
Parafollicular (C) Cells of Thyroid Gland
Formed by Neural Crest Cells
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1 min
Ovulatory Hormones I - Follicular Phase
0-14 Days
GnRH Stimulates FSH and LH
Follicle Secretes Estrogen
Negative Feedback from Estrogen
Increased Estrogen Leads to Positive feedback
FSH and LH Surge
Increased Estrogen from Follicle
LH Spike Leads to Ovulation
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2 mins
Ovulatory Hormones II - Luteal Phase
Days 15-28
Corpus Luteum
Secretes Progesterone
Negative Feedback inhibits FSH and LH
No pregnancy forms Corpus Albicans
Stops Estrogen Secretion
Endometrial Sloughing - Menses
GnRH secretion produces new follicular phase
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2 mins
Menopause Symptoms
Symptoms
HAVOCS Mnemonic
Hot Flashes
Atrophy of Vagina
Osteoporosis
Coronary Artery Disease (CAD)
Sleep disturbances
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50 secs
Menopause Lab Findings
Decreased Estrogen
Lack of Negative Feedback
Increased FSH
Increased LH
Increased GnRH
Small Amount of Estrogen From Androgen Conversion
Increased Androgens = Hirsutism
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1 min
Klinefelter's Syndrome
Pathophysiology
Male (XXY)
Signs and Symptoms
Eunuchoid Body Shape
Gynecomastia and Female Hair Distribution
Testicular Atrophy
Dysgenesis of Seminiferous Tubules
Possible Developmental Delay
Hypogonadism
Decreased Inhibin B
Increased FSH
Abnormal Leydig Cell Function
Decreased Testosterone
Increased LH
Increased Estrogen
Barr body (inactivated X chromosome)
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6 mins
Turner Syndrome
Signs and Symptoms
Female (XO)
Short stature
Shield Chest
Cystic Hygroma (Webbing of Neck)
Lymphedema in Hands and Feet
Ovarian Dysgenesis
Streak Ovary
Decreased Estrogen
Increased FSH
Increased LH
Dysgerminoma
Bicuspid Aortic Valve
Preductal Coarctation of the Aorta
Horseshoe Kidney
Menopause before Menarche
Amenorrhea
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5 mins
Androgen Insensitivity (Complete)
Defect in androgen receptor
Phenotypically female
(46, XY)
Female external genitalia
Rudimentary Vagina
Scant sexual hair
Testes often in labia majora
Testes surgically removed to prevent malignancy
Increased estrogen, testosterone, and LH
Absent uterus and fallopian tubes
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3 mins

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