Matthew Shared "Reproduction" - 90 Picmonics
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Reproduction
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)
2 mins
Aortic arch derivatives
- Develop into arterial system
- 1st
- Part of maxillary artery (branch of external carotid).
- 2nd
- Stapedial artery and hyoid artery
- 3rd
- Common Carotid artery and proximal part of internal Carotid artery.
- 4th
- On left, aortic arch; on right, proximal part of right subclavian artery.
- 6th
- Proximal part of pulmonary arteries and (on left only) ductus arteriosus.
- recurrent laryngeal nerve
- Right recurrent laryngeal nerve loops around right subclavian artery
- Left recurrent laryngeal nerve loops around aortic arch distal to ductus arteriosus
Pharyngeal Arch Derivatives: 1st Arch
- Cartilage
- Meckel's Cartilage
- Mandible
- Malleus
- Incus
- Sphenomandibular Ligament
- Muscles
- Muscles of Mastication
- Tensor Tympani
- Tensor Veli Palatini
- Anterior Belly of the Digastric
- Mylohyoid
- Nerves
- CN V2
- CN V3
- Conditions
- Treacher Collins Syndrome
3 mins
Pharyngeal Arch Derivatives: 2nd Arch
- Cartilage
- Reichert's Cartilage
- Stapes
- Styloid Process
- Lesser Horn of Hyoid
- Stylohyoid Ligament
- Muscles
- Muscles of Facial Expression
- Stapedius
- Stylohyoid
- Platysma
- Posterior Belly of Digastric
- Nerves
- CN VII
- Conditions
- Congenital Pharyngocutaneous Fistula
2 mins
Pharyngeal Arch Derivatives: 3rd Arch
- Cartilage
- Greater Horn of Hyoid
- Muscles
- Stylopharyngeus
- Nerves
- CN IX (Glossopharyngeal)
- Arteries
- Common Carotid
- Internal Carotid
1 min
Pharyngeal Arch Derivatives: 4-6 Arches
- Cartilage
- Thyroid
- Cricoid
- Arytenoids
- Corniculate
- Cuneiform
- Muscles
- 4th: Cricothyroid
- 4th: Pharyngeal Constrictors
- 6th: Intrinsic Muscles of Larynx
- Nerves
- 4th: CN X (Vagus Nerve)
- Superior Laryngeal Branch
- 6th: CN X (Vagus Nerve)
- Recurrent Laryngeal Branch
2 mins
Branchial Pouches: 1st Pouch
- Endoderm Lines the Auditory Tube
- Middle Ear Cavity
- Eustachian Tube
- Mastoid Air Cells
1 min
Branchial Pouches: 2nd Pouch
- Palatine Tonsils
38 secs
Branchial Pouches: 3rd Pouch
- Separates into Dorsal and Ventral Wings
- Dorsal Wings
- Inferior Parathyroid Glands
- Ventral Wings
- Thymus
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 Endoderm
1 min
Thymic Aplasia (DiGeorge Syndrome)
- Pathophysiology
- DiGeorge Syndrome
- 22q11 Deletion
- Failure to Develop Third and Fourth Pharyngeal Pouches
- Signs and Symptoms
- Undeveloped Thymus
- T Cell Deficiency
- Recurrent Viral and Fungal Infections
- Undeveloped Parathyroids
- Hypocalcemia
- Tetany
- Aortic Defects
- Congenital Heart Defects
- Diagnosis
- Absent Thymic Shadow on CXR
2 mins
Ejaculation Pathway
- SEVEn UP
- Seminiferous Tubules
- Epididymis
- Vas Deferens
- Ejaculatory Ducts
- Urethra
- Penis
1 min
Testes
- Characteristics
- FSH Stimulates Sertoli Cells
- Inhibin B Release
- LH Stimulates Leydig Cells
- Leydig Cells Secrete Testosterone
- Testosterone Causes Male Development
2 mins
Oogenesis
- Characteristics
- Primary Oocytes From Birth
- Meiosis I Once a Month
- Secondary Oocyte Plus Polar Body
- Frozen in Metaphase II, in Meiosis II
- Ovulation
- Fertilization by Sperm
- Meiosis II
- Ovum
- Zygote Forms
2 mins
Ovulatory Hormones I - Follicular Phase
- Characteristics
- 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
- LH Spike Leads to Ovulation
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
2 mins
APGAR Score
- 1 and 5 Minutes
- Appearance
- Pulse
- Grimace
- Activity and Muscle Tone
- Respiration
- Total Scores
- Gentle Stimulation
- Oxygen
2 mins
Menopause Symptoms
- Symptoms
- HAVOCS Mnemonic
- Hot Flashes
- Atrophy of Vagina
- Osteoporosis
- Coronary Artery Disease (CAD)
- Sleep disturbances
50 secs
Spermatogenesis
- Seminiferous Tubules
- Sertoli Cells
- Spermatogonia
- Mitosis
- Primary Spermatocyte
- Meiosis I
- Secondary Spermatocyte
- Meiosis II
- Spermatid
- Spermatozoa
- Acrosome
- Flagellum
2 mins
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)
6 mins
